Finding the Fourth Proportional to 14,539,803.64, 20,064,110.36 and 8,013,412.92
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Solution
The fourth proportional to 14,539,803.64, 20,064,110.36 and 8,013,412.92 is: 11,058,058.63
Step by Step Solution
- Step 1: Write the proportion equation
14,539,803.64 : 20,064,110.36 = 8,013,412.92 : x - Step 2: Convert to fraction form
14,539,803.64/20,064,110.36 = 8,013,412.92/x - Step 3: Cross multiply
14,539,803.64x = 20,064,110.36 × 8,013,412.92 - Step 4: Simplify right side
14,539,803.64x = 160,782,001,187,129.84 - Step 5: Solve for x
x = 160,782,001,187,129.84/14,539,803.64 - Step 6: Final answer
x = 11,058,058.63
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.